3 In 1 Square Angle Ruler Feature: The try square set is using high quality stainless steel, sturdy and durable for long time use. There is a level on the square and protractor head. Consist of a 300mm steel ruler and adjustable square head for accurate measuring. Helping you to make a true accurate angles and lines with the ruler and head. Multifunctional purposed, can be used as a 45 degree miter, height or depth gauge. Save a lot of tools for measuring, make your workbench clean and tidy, very convenient to use. Specification: Material: Stainless steel Size: 300mm(11.81/23.62inch) Package including: 1PC Combination Ruler Style 1 Features: - The body is made of high stainless steel materials, which is not rusted and not deformed. - In the area of microprocessing, the technique of laser technology is used for high precision manufacturing. - Corrosion-resistant scale, clear fonts. - Mobile multi-azimuth measurement. - Big blister design. - Suitable for measuring, marking out, Woodworking, laying out etc. Specifications: Material: Stainless Steel + Aluminum Alloy. size:30CM Package Included: 1 x ruler Notes:1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.